Nuclear weapons stationed in space are explicitly against the outer space treaty or the united nations resolution that came before it. The resolution is binding for all nations and the Soviet Union agreed to both.
Early scientific estimates of the age of the earth are underestimated it because they assumed the hot potato model, but radioactive decay keeps the earth hot for longer.
Roguelike (or rogue-like) is a style of role-playing game traditionally characterized by a dungeon crawl through procedurally generated levels, turn-based gameplay, grid-based movement, and permanent death of the player character.
If that's your definition of Rougelike then yes.
Most people understand procedural generation and permadeath to be the core features.
While many feature turn-based gameplay, grid-based movement is not typical.
He already published his information and was in the process of repeating it in front of a court.
His death prevented him from giving his information as sworn testimony which a dead man switch could not do.
I have a calendar like that at home, it's the most basic form of reference humor if you think about it.